3027561

Information

• Patent Grant
• 3027561

• References
• Source

• Patent Number

  3,027,561

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1962
  62 years ago

• CPC

  • B63C11/12 - Diving masks
  • B63C2011/125 - comprising nose-clips

• US Classifications

  • 002 - Apparel
  • 219 - Electric heating
  • 351 - Optics: eye examining, vision testing and correcting